Gavin Harrison is a British drummer and percussionist He is best known for playing with the British progressive rock band Porcupine Tree which he joined in 2002 As of 2011 he also plays with the band King Crimson Harrison has authored two instructional drum books entitled Rhythmic Illusions and Rhythmic Perspectives He also wrote and produced his own instructional DVDs Rhythmic Visions and Rhythmic Horizons at his home studio 2010 saw the release of Rhythmic Designs a book of transcriptions by Terry Branam and a 3 hour DVD of Gavins explanations and demonstrations It won Best In Show at the summer NAMM show in the USA In 2007 Gavin began a long term collaboration with singerextended range bass player 05Ric which led to the release of two CDs Drop and then in 2009 Circles In 2008 Gavin joined King Crimson as part of a dualdrummer lineup with Pat Mastelotto Gavin played a number of shows in the United States in August with the band He won the Modern Drummer magazine readers poll for best progressive drummer of the year consecutively from 20072010 He is the featured cover story on Modern Drummer January 2009 Rolling Stone Magazine polls rate him as the third best drummer in the past 25 years His influences come from his fathers jazz collection and from drummers such as Steve Gadd and Jeff Porcaro Kit Studies with Joe Hodson Paul Brodie and Dave Cutler Berklee 78 graduate teacher relating to the evolving Gary Chaffee school of rhythmic concepts